23112002 has 4 divisors (see below), whose sum is σ = 34668006. Its totient is φ = 11556000.

The previous prime is 23111983. The next prime is 23112007. The reversal of 23112002 is 20021132.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 18054001 + 5058001 = 4249^2 + 2249^2 .

It is not an unprimeable number, because it can be changed into a prime (23112007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5777999 + ... + 5778002.

Almost surely, 2^23112002 is an apocalyptic number.

23112002 is a deficient number, since it is larger than the sum of its proper divisors (11556004).

23112002 is a wasteful number, since it uses less digits than its factorization.

23112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11556003.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 23112002 is about 4807.4943577710. The cubic root of 23112002 is about 284.8475721278.

Adding to 23112002 its reverse (20021132), we get a palindrome (43133134).

The spelling of 23112002 in words is "twenty-three million, one hundred twelve thousand, two".